Balluff BTL7-Serie Betriebsanleitung Seite 46

BTL7-A/C/E/G_ _ _-M_ _ _ _-A/B/Y/Z(8)-S32/S115/S135/S140/KA_ _/FA_ _
Micropulse Transducer - Rod Style
6
Calibration procedure
6.1 Calibration device (not for BTL7-...-S140)
The calibration device is an additional device for calibrating
the transducer.
Before calibrating: Place the calibration device on the
connection side of the transducer.
When finished with calibration: Remove the calibration
device to prevent changes.
Keep the calibration device for later use.
Automatic deactivation!
If the buttons on the calibration device are not
pressed for approx. 10 min., programming
mode is automatically ended.
Button 1 (blue)
Fig. 6-1: Calibration device in place
6.2 Programming inputs (not for BTL7-...-S135)
Instead of the calibration device, the programming inputs
may also be used for setting.
– La corresponds to button 1,
– Lb corresponds to button 2,
– Programming input at 20 to 28 V (BTL7-_1_ _-...) or 10
to 30 V (BTL7-_5_ _-...) corresponds to button
depressed (high active).
Automatic deactivation!
If no signals are sent over the programming
inputs for approx. 10 min., programming mode
is automatically ended.
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Button 2 (gray)
6.3 Calibration procedure overview
6.3.1 Teach-in
The factory set null point and end point is replaced by a
new null point and end point.
The detailed procedure for teach-in is described
on page 18.
Steps:
Move magnet to the new zero position.
Read new null point by pressing the buttons.
New null point
Fig. 6-2: Reading new null point (offset shift)
Move magnet to the new end position.
Read new end point by pressing the buttons.
Before
After
New measuring length 100%
Fig. 6-3: Reading new end point (changing the output gradient)
Before
After
New end point
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